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不敢苟同。如果他写不出这个SQL STATEMENT,我会怀疑他对数据库的理解,进而影响他对数据库结构的设计。

abba (Spitfire)
(#260308@0)
2001-11-13 -04:00
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Back To Topic: 闲来无事, 出道ORACLE SQL的题考考大家. 这是在下几个月前工作中遇到的问题, 看似简单, 其实不然.

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